Franklin Farm is a census-designated place located in Fairfax County, Virginia. Here are some potential pros and cons of buying property in Franklin Farm:

Pros:
- Franklin Farm has a highly rated public school system, which is often an important factor for families with children.
- The community is relatively affluent and safe, with a low crime rate.
- The location of Franklin Farm is desirable due to its proximity to major highways and transportation options, making it easy to commute to other areas of Northern Virginia, Washington DC and Maryland.
- The community has several parks and recreation areas, including a swimming pool and tennis courts.
- The housing market in Franklin Farm tends to be stable due to its proximity to greater D.C area.

Cons:
- Like many areas in Northern Virginia, the cost of living in Franklin Farm can be quite high, which can be a deterrent for some buyers.
- The community may be considered more suburban and quiet, which may not appeal to those looking for a more bustling city lifestyle.
- Traffic can be congested during rush hour periods.
- Property tax rates tend to be higher in Northern Virginia.

It's important to weigh all of the factors that are important to you when considering purchasing a property in any area.